Safety Modules User Manual Owner's manual
182 Rockwell Automation Publication 1734-UM013J-EN-P - July 2014
Appendix D Safety Data
Series A Safety Data
Figure 60 - PFD versus Proof Test Interval for 1734-IE4S Series A
Figure 61 - PFD vs. Proof Test Interval 1734-IB8S Series A
1.00E-07
1.00E-06
1.00E-05
1.00E-04
1.00E-03
1.00E-02
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
1% of SIL 3 Limit
10% of SIL 3 Limit
Proof Test Interval (years)
PFD
Proof Test Interval [years]
PFD